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Festuca abyssinica

From Wikipedia, the free encyclopedia
Species of grass

Festuca abyssinica
Scientific classificationEdit this classification
Kingdom:Plantae
Clade:Tracheophytes
Clade:Angiosperms
Clade:Monocots
Clade:Commelinids
Order:Poales
Family:Poaceae
Subfamily:Pooideae
Genus:Festuca
Species:
F. abyssinica
Binomial name
Festuca abyssinica
A.Rich.
Synonyms[1]
  • Festuca gelidaChiov.
  • Festuca restitutaSteud.
  • Festuca rigidulaSteud.
  • Festuca schimperianaA.Rich.
  • Festuca tibesticaMiré & Quézel
  • Koeleria afromontanaJacq.-Fél..

Festuca abyssinica is a species ofgrass which is endemic toAfrica.

Description

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The plant isperennial andcaespitose with 15–60 centimetres (5.9–23.6 in) longculms. Theligule is 0.5–1 millimetre (0.020–0.039 in) long and is going around the eciliate membrane. Leaf-blades arefiliform and are 3–25 centimetres (1.2–9.8 in) long and 1–3 millimetres (0.039–0.118 in) wide. Thepanicle is contracted, linear,inflorescenced and 8–20 centimetres (3.1–7.9 in) long.Spikelets are lanceolate, ovate, solitary, 6.5–12 millimetres (0.26–0.47 in) long, and havepedicelled fertile spikelets that carry 2–6 fertileflorets which have a diminished apex. It also has a hairycallus and scaberulouspalea keels.[2]

Theglumes are lanceolate, membranous, and keelless, have acute apexes, with the only difference being in size. The upper one is 5.5–8.5 millimetres (0.22–0.33 in) long while the other one is ovate and is 6–10 millimetres (0.24–0.39 in) long. Fertilelemma is 6.5–9.5 millimetres (0.26–0.37 in) long and is also chartaceous, elliptic and keelless with scaberulous surface. Lemma itself is muticous with acute apex.Flowers have a hairyovary and threestamens that are 2–2.5 millimetres (0.079–0.098 in) long. Thefruits arecaryopses with an additionalpericarp, which just like flowers is hairy as well.Hilum is linear.[2]

Habitat and distribution

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Festuca abyssinica grows in mountain grasslands, generally in moist and often peaty soils.[3]

It ranges along the mountains of eastern Africa, from Ethiopia through Kenya, Uganda, Tanzania, eastern Democratic Republic of the Congo, Rwanda, Burundi, Malawi, Mozambique, and Zambia to eastern Zimbabwe, and in theTibesti Mountains of Chad, theCameroon Highlands ofCameroon,Bioko, and the highlands ofAngola.[3][1]

References

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  1. ^ab"Festuca abyssinica A.Rich."Plants of the World Online, Kew Science. Accessed 13 March 2022.[1]
  2. ^abW.D. Clayton;M. Vorontsova; K.T. Harman; H. Williamson (November 16, 2012)."Festuca abyssinica".The Board of Trustees andRoyal Botanic Gardens.Kew: GrassBase. RetrievedDecember 4, 2013.
  3. ^abHyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2022). Flora of Zimbabwe: Species information: Festuca abyssinica. Retrieved 13 March 2022.[2]
Festuca abyssinica


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